A student shows signs made for a sit-in at Princeton University on November 18, 2015. Julio Cortez / AP The country’s college campuses have seen a surge in student activism amid escalating tensions over their hostile racial climates. Student groups nationwide—many of them in conjunction with national initiatives such as the Black Liberation Collective and Black Lives Matter movement—have issued sets of demands aimed at improving the campus climate, enhancing student and faculty diversity, and ensuring better support for people of color in higher education.